Teaching Hydrostatic Pressure to Sec 3 (Learning Study)
Contributed by Wee Ling and Mark Shone, Mei Hong and Han Pin What was the current need/gap that you were addressing? Students had multiple misconceptions about hydrostatic pressure that we tried to address in a learning study project we did several years ago led by Boon Hian. Using the existing apparatus and worksheets, we proceeded to video the short demonstrations to address the misconceptions. We wanted to achieve the following: 1) free up the labs for other uses (lab closure for examination preparation and hbl made it very challenging to schedule lab sessions) 2) clearer explanations with each demonstration (as teacher can always pause the video to elaborate and students can also re-play the video as many times as needed) 3) save water as the large vessel requires a lot of water to fill and imagine if the 12 classes of 36 students were to do each as a hands-on experiment 4) save teachers the hassle of troubleshooting the datalogging app for the pressure sensor for each group of st